12244220534 has 16 divisors (see below), whose sum is σ = 22604715168. Its totient is φ = 4843867392.

The previous prime is 12244220509. The next prime is 12244220561. The reversal of 12244220534 is 43502244221.

It is a junction number, because it is equal to n+sod(n) for n = 12244220497 and 12244220506.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33637787 + ... + 33638150.

It is an arithmetic number, because the mean of its divisors is an integer number (1412794698).

Almost surely, 2^12244220534 is an apocalyptic number.

12244220534 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

12244220534 is a deficient number, since it is larger than the sum of its proper divisors (10360494634).

12244220534 is a wasteful number, since it uses less digits than its factorization.

12244220534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67275959.

The product of its (nonzero) digits is 15360, while the sum is 29.

Adding to 12244220534 its reverse (43502244221), we get a palindrome (55746464755).

The spelling of 12244220534 in words is "twelve billion, two hundred forty-four million, two hundred twenty thousand, five hundred thirty-four".